Finding the Fourth Proportional to 11,292,728.04, 16,929,569.42 and 4,898,166.03
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Solution
The fourth proportional to 11,292,728.04, 16,929,569.42 and 4,898,166.03 is: 7,343,118.65
Step by Step Solution
- Step 1: Write the proportion equation
11,292,728.04 : 16,929,569.42 = 4,898,166.03 : x - Step 2: Convert to fraction form
11,292,728.04/16,929,569.42 = 4,898,166.03/x - Step 3: Cross multiply
11,292,728.04x = 16,929,569.42 × 4,898,166.03 - Step 4: Simplify right side
11,292,728.04x = 82,923,841,835,570.81 - Step 5: Solve for x
x = 82,923,841,835,570.81/11,292,728.04 - Step 6: Final answer
x = 7,343,118.65
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.